diff --git a/pkgs/os-specific/linux/kernel/linux-3.4.nix b/pkgs/os-specific/linux/kernel/linux-3.4.nix
index c57a409810e2..8b0e3e0d8a25 100644
--- a/pkgs/os-specific/linux/kernel/linux-3.4.nix
+++ b/pkgs/os-specific/linux/kernel/linux-3.4.nix
@@ -256,6 +256,7 @@ import ./generic.nix (
 
     features.iwlwifi = true;
     features.efiBootStub = true;
+    features.needsCifsUtils = true;
   }
 
   // removeAttrs args ["extraConfig"]
diff --git a/pkgs/os-specific/linux/kernel/linux-3.5.nix b/pkgs/os-specific/linux/kernel/linux-3.5.nix
index 62cf4998536d..61d6b0aeba50 100644
--- a/pkgs/os-specific/linux/kernel/linux-3.5.nix
+++ b/pkgs/os-specific/linux/kernel/linux-3.5.nix
@@ -257,6 +257,7 @@ import ./generic.nix (
 
     features.iwlwifi = true;
     features.efiBootStub = true;
+    features.needsCifsUtils = true;
   }
 
   // removeAttrs args ["extraConfig"]